Mengqi Yao

ORCID: 0000-0002-7660-1940
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About
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Research Areas
  • Supercapacitor Materials and Fabrication
  • Advanced battery technologies research
  • Electrocatalysts for Energy Conversion
  • Advancements in Battery Materials
  • Conducting polymers and applications
  • Advanced Photocatalysis Techniques
  • Electrochemical Analysis and Applications
  • Fuel Cells and Related Materials
  • Pickering emulsions and particle stabilization
  • Catalytic Processes in Materials Science
  • High-Temperature Coating Behaviors
  • Advanced Sensor and Energy Harvesting Materials
  • Laser-Ablation Synthesis of Nanoparticles
  • Advancements in Materials Engineering
  • TiO2 Photocatalysis and Solar Cells
  • Energetic Materials and Combustion
  • Advanced Battery Materials and Technologies
  • Hybrid Renewable Energy Systems
  • Membrane Separation Technologies
  • Transition Metal Oxide Nanomaterials
  • Electrophoretic Deposition in Materials Science
  • Hydrogen Storage and Materials
  • Solar-Powered Water Purification Methods
  • Nanoporous metals and alloys
  • Advanced Nanomaterials in Catalysis

Yangzhou University
2023

University of Electronic Science and Technology of China
2015-2022

Nanyang Technological University
2020-2022

National Formosa University
2020

PLA Army Engineering University
2020

National Engineering Research Center of Electromagnetic Radiation Control Materials
2015-2018

Chengdu University
2017

Abstract Low cost and highly efficient bifuctional catalysts for overall water electrolysis have drawn considerable interests over the past several decades. Here, rationally synthesized mesoporous nanorods of nickel–cobalt–iron–sulfur–phosphorus composites are tightly self‐supported on Ni foam as a high‐performance, low cost, stable bifunctional electrocatalyst electrolysis. The targeted designing rational fabrication give rise to nanorod‐like morphology with large surface area excellent...

10.1002/smll.201905201 article EN Small 2019-11-13

Abstract Due to the growing demand for clean and renewable hydrogen fuel, there has been a surge of interest in electrocatalytic water‐splitting devices driven by energy sources. However, feasibility self‐driven water splitting is limited inefficient connections between functional modules, lack highly active stable electrocatalysts, intermittent unpredictable supply. Herein, we construct dual‐modulated three‐dimensional (3D) NiCo 2 O 4 @NiCo S (denoted as NCONCS) heterostructure deposited on...

10.1002/cey2.213 article EN Carbon Energy 2022-06-02

Synthesis of highly efficient and stable electrocatalysts for oxygen evolution reaction remains a big challenge. Herein, we rationally designed novel route, involving hydrothermal electrodeposition Ni/Zn alloy in situ electrochemical dealloying followed by sulfuration, to fabricate three-dimensional mesoporous nickel sulfide nanosheets assembled tightly on Ni foam reaction. The Ni3S2 nanosheets/Ni exhibited structure with specific surface area 60.1 m2 g–1 showed low overpotential 223 mV at...

10.1021/acssuschemeng.8b06525 article EN ACS Sustainable Chemistry & Engineering 2019-02-01

Novel LaNi<sub>0.5</sub>Co<sub>0.5</sub>O<sub>3</sub>/0.333Co<sub>3</sub>O<sub>4</sub> hollow spheres with a mesoporous shell are developed as hybrid supercapacitors which exhibit superior energy density and outstanding cycling stability.

10.1039/c7ta00395a article EN Journal of Materials Chemistry A 2017-01-01

Investigations on external electrostatic field (EEF)-enhanced liquid water evaporation have been reported decades ago, which suggest that molecular alignment and polarization tuned by EEF accelerating the phase change process could be responsible for EEF-enhanced evaporation. However, a detailed study revealing role of in altering intermolecular intramolecular structure is lacking. Herein, an proved to tune state thermal movement molecules, lowering escaping energy, loosening hydrogen bond...

10.1002/advs.202100875 article EN cc-by Advanced Science 2021-07-26

Flower-like rust with porous structure can be obtained on the Fe plate by accelerated corrosion in marine atmosphere. A core-shell of γ-Fe2O3 @PPy was developed through annealing and situ chemical polymerization pyrrole. The dehydroxylation after enriches inherent pore rust. conductive PPy layer capacitive properties were found to improve stability iron-based anodes while enhancing charge storage performance. rust-based composite exhibited superior capacitance performance over original By...

10.1016/j.jallcom.2022.166055 article EN cc-by Journal of Alloys and Compounds 2022-07-08

Scalable synthesis of highly efficient and nonprecious metal based catalysts for pH-universal hydrogen evolution reaction (HER) is a daunting challenge. In this work, we fabricated self-supported composites (Ni,Co)3C mesoporous nanosheets/N-doped carbon with adjustable sizes from 1 cm × to 25 using facile rapid electrodeposition, which was then followed by carbonization. The as-prepared catalyst shows small overpotentials 58, 118, 71 mV at 10 mA cm–2 in acid, neutral, basic electrolytes,...

10.1021/acssuschemeng.0c00268 article EN ACS Sustainable Chemistry & Engineering 2020-03-16
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